Overview
The AD7858BR-REEL, manufactured by Analog Devices Inc., is a high-performance, 12-bit analog-to-digital converter (ADC) designed for multichannel data acquisition applications. This component features a Successive Approximation Register (SAR) architecture and is available in a 24-SOIC package. It operates from a single 3V to 5.5V power supply and offers exceptional dynamic performance, making it an ideal choice for high-accuracy applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer Part Number | AD7858BR-REEL |
| Manufacturer | Analog Devices Inc. |
| Description | IC ADC 12BIT 8CHAN SRL 24-SOIC |
| Package / Case | 24-SOIC (0.295", 7.50mm Width) |
| Voltage - Supply, Digital | 3 V ~ 5.5 V |
| Voltage - Supply, Analog | 3 V ~ 5.5 V |
| Sampling Rate (Per Second) | 100 kSPS |
| Reference Type | External, Internal |
| Number of Inputs | 4, 8 |
| Number of Bits | 12 |
| Number of A/D Converters | 1 |
| Input Type | Pseudo-Differential, Single Ended |
| Operating Temperature | -40°C ~ 85°C |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
| Data Interface | SPI |
Key Features
- High-performance 12-bit ADC with SAR architecture
- Flexible analog input structure with pseudo-differential and single-ended input types
- Internal or external reference options
- SPI digital interface for data communication
- Wide supply voltage range (3V ~ 5.5V)
- Extended operating temperature range (-40°C to 85°C)
- High signal-to-noise ratio (74dB SNR) and excellent spurious-free dynamic range (91dB SFDR)
Applications
- Industrial process control
- Instrumentation and measurement
- Medical equipment
Q & A
- What is the resolution of the AD7858BR-REEL ADC?
The AD7858BR-REEL has a 12-bit resolution. - What is the sampling rate of the AD7858BR-REEL?
The sampling rate is 100 kSPS. - How many analog input channels does the AD7858BR-REEL support?
The AD7858BR-REEL supports 4 or 8 analog input channels. - What types of analog inputs are supported by the AD7858BR-REEL?
The AD7858BR-REEL supports pseudo-differential and single-ended analog inputs. - What is the operating temperature range of the AD7858BR-REEL?
The operating temperature range is -40°C to 85°C. - What is the supply voltage range for the AD7858BR-REEL?
The supply voltage range is 3V to 5.5V for both analog and digital supplies. - Does the AD7858BR-REEL support internal or external references?
Yes, it supports both internal and external references. - What is the data interface used by the AD7858BR-REEL?
The data interface is SPI. - Is the AD7858BR-REEL RoHS compliant?
Yes, the AD7858BR-REEL is lead-free and RoHS compliant. - What are some typical applications of the AD7858BR-REEL?
Typical applications include industrial process control, instrumentation and measurement, and medical equipment.
